Base | Representation |
---|---|
bin | 1000100111111001000… |
… | …1011010100101010001 |
3 | 112011101122102210120122 |
4 | 2021332101122211101 |
5 | 4411401212220414 |
6 | 152020304320025 |
7 | 13463141655242 |
oct | 2117621324521 |
9 | 464348383518 |
10 | 148147382609 |
11 | 579133762a6 |
12 | 24866313015 |
13 | 10c7c7c8855 |
14 | 72556dccc9 |
15 | 3cc1130b8e |
hex | 227e45a951 |
148147382609 has 4 divisors (see below), whose sum is σ = 149585706816. Its totient is φ = 146709058404.
The previous prime is 148147382587. The next prime is 148147382671. The reversal of 148147382609 is 906283741841.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 906283741841 = 83 ⋅10919081227.
It is a cyclic number.
It is not a de Polignac number, because 148147382609 - 212 = 148147378513 is a prime.
It is a super-3 number, since 3×1481473826093 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (148147382689) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719161949 + ... + 719162154.
It is an arithmetic number, because the mean of its divisors is an integer number (37396426704).
Almost surely, 2148147382609 is an apocalyptic number.
It is an amenable number.
148147382609 is a deficient number, since it is larger than the sum of its proper divisors (1438324207).
148147382609 is a wasteful number, since it uses less digits than its factorization.
148147382609 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1438324206.
The product of its (nonzero) digits is 2322432, while the sum is 53.
The spelling of 148147382609 in words is "one hundred forty-eight billion, one hundred forty-seven million, three hundred eighty-two thousand, six hundred nine".
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